Memo to Me - Online email & SMS reminder service.
Auto Mail Sender - Auto Mail Sender Standard Edition official page. A powerful and easy-to-use eMail scheduler.
HackerIntro - Recruiters and engineers can finally get off on the right foot.
FollowUpThen - The simplest way to schedule an email reminder
Kana Reminder - Kana Reminder is a program which can be used to set a reminder to be triggered at a specified time.
Warmup Inbox - Warmup Inbox is a tool that automates the process of warming up your email inboxes, raising your sender reputation and inbox health automatically.